Buddypress fresh install doesn’t work. All links point to 404 errors

As the title says, I have a fresh install of Buddypress on a fresh install of WordPress but the pages that Buddypress created come up as 404 errors when I try to go to them, even from within the WordPress admin panel.

any of those pages will help you understand what an .htaccess file is and where you may find it located – I would suggest that actually unless you have a real desire to learn how to configure standalone web servers on osx you install a LAMP package from the likes of Xampp: